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Repair tips

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 66
GoldstarCIT2180Frame collapse.IC301 & R32014-09-04
GoldstarCIT2180Lack of width & height with line across centre of screenC807 33µ 160v14-09-04

GoldstarCIT2180No tuning.FR401 ( ON 40V RAIL )14-09-04
GoldstarCIT2180Sound muted & goes to Stby after 10mins.Replace the TDA1940 IC401 remove the link J8 & fit 1k instead.14-09-04
GoldstarCIT2180FDeadhairline cracks around pins of chopper tfmr14-09-04
Goodmans2170 2180 2175Hooking at top when playing VideoFit ( 1uF ) in place of C287 ( 2170 2180 ) & C233 ( 2175 2185 )14-09-04
Goodmans2170 / 2180DeadCheck R105 150k, R106 150k, R107 270k & R108 270k14-09-04
Goodmans2170 2175 2180 2185 2595 TV14RCLOPTr Q210 has short life - High EHT & Focus voltsC264 47µ 160v (C434 in TV14RC)14-09-04
Goodmans2170R 2180Will not go into StBYCHECK R105 R106 180k14-09-04
Goodmans2180DeadR801 270k in psu o/c14-09-04
Goodmans2180DeadR105 106 150k R107 108 270k NEAR OPTOCOUPLER14-09-04
Goodmans2180Dead.Check R105 ( 150k ) , R106 ( 150k ) , R107 ( 270k ) , R108 ( 270k ) by CNX82 in PSU14-09-04
Goodmans2180low brill esp at sw onA1 volts low - conductive glue on crt base14-09-04
Goodmans2180No pic - sound okNo volts coll line dr tr due to o/c tfmr pri14-09-04
Goodmans2180No S/V line hum blank rasterC21614-09-04
Goodmans2180Partial Field collapseQ212 2SC2073 o/c14-09-04
Goodmans2180Top foldoverDry joint D206 in fop cct14-09-04
JVCCS2180EKTuning driftStation select module SBX-M904A(E)14-09-04
JVCS2180MField collapseCheck UPC1488H FOP chip & supply to it - if missing, check cp IC 10NR for o/c14-09-04
Matsui2160/2180dead - chan display onlyR503/4 150k suspect & STR5804114-09-04
Matsui2180CRT low emission symptomsIC701 TA7778P RGB interface chip14-09-04
Matsui2180DeadCHECK R512 , R518 STR58041 IC501 , R502 , ALSO CHECK IC104 30V TUNING REG14-09-04

Matsui2180Dead - overvolts prot diode s/cBD131 assoc with chopper cct b-c s/c when heated14-09-04
Matsui2180Dead - went off with a flashSTR58041 s/c; R502 5R6 7w o/c; Q502 2SD863 leaky; D512 R2M s/c14-09-04
Matsui2180Field jitterDry joint scan plug P57014-09-04
Matsui2180No signalsIC104 L5631 30v reg14-09-04
Matsui2180Raster blanks out on chan change leaving small pic/low HT - after STR58041 had been replacedCheck R518 1R1w, R512 0R47 1w, Q501/2 2SD863 (BC337 ok to use in lieu) & R505 47R ?w14-09-04
Matsui2180TTDeadSTR58041 , Check Q501/2 ( 2SD863 ) , R505 47ohm 1/4watt , Last BD131 in chopper cct.14-09-04
Matsui2180TTDead - blowing 5.6ohm 7W dropper.Check chopper chip mica insulator for pin hole.14-09-04
Matsui2180TTDead - blowing D512.STR &/Or check Mica.14-09-04
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